Canadian Chevrolet Maple Leaf 4x4 artillery tractors?

[Stellan Bojerud (RIP)]

This pic is from 1938. 1st Field Arty Bn (A I Vd, Malang) on manoevers to Batoe. Reg nr N 5208 (N=Malang).

The KNIL did not have petrol trucks but bought petrol on the civilian market.

Here they are buying from a Chinese store (Toko = store in Indonesian). Phing is the name of the store owner.